We can use another form of variable expansion to select a specific substring, based on a specific character offset and length. Try typing in the following lines under bash.
可以根据特定字符偏移和长度，使用另一种形式的变量扩展，来选择特定子字符串。
The side lines can be angled or curved, and the offset distance may be negative.
侧线能形成角度或弧度，并且偏移距离可以是负数。
The irredundant sorting bus encoding method reduces the power dissipation of highly capacitive memory address bus based on the dynamic reordering of the modified offset address bus lines.
提出了一种新的低功耗非冗余排序总线编码方法，通过对改进的偏移地址线的动态重排以降低具有高负载的地址总线的功耗。
Some problems about the offset of contour lines which consist of sequential lines and direction complies with left hand rule are studied.
对连续线段组成的、方向符合左手定则的平面轮廓线的偏置问题进行了研究。
In cross-country transmission lines, savings in the cost of HVDC lines can offset the higher cost of HVDC terminals when com-pared with HVAC transmission line.
横跨国土的高压直流输电线路与高压交流输电线路相比，在线路造价上的节省可能抵销高压直流换流终端站更高的造价。
The following three lines from the vertex shader code determine the absolute offset into the matrix array which is stored as constants.
下列三行顶点着色代码，求出矩阵数组里存储的常量的绝对偏移量。
In order to insure integrality of lines and decrease offset of crossing points, the rule of inertial tracked is used to deal with complex crossing points.
对于多条细化线构成的复杂交叉点，按惯性跟踪规则来处理，既减少了交点的偏移量，又保证了所识别线段的完整性。
In order to insure integrality of lines and decrease offset of crossing points, the rule of inertial tracked is used to deal with complex crossing points.
对于多条细化线构成的复杂交叉点，按惯性跟踪规则来处理，既减少了交点的偏移量，又保证了所识别线段的完整性。
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